Environment

Environment

Monday, June 5, 2017

HCl or H2SO4?

Dit is een zoutwaterzwembad, en dan moet het verloren chloor goedgemaakt worden door toevoegen van zoutzuur (HCl) om het weer goed te maken. Ook wikipedia begrijpt het zo: https://en.wikipedia.org/wiki/Salt_water_chlorination

En zelfs: "Use of another acid, such as sulphuric acid to neutralise pool alkalinity will reduce the pH but will produce sulphate ions rather than chloride ions. Sulphate ions conduct electricity equally well as chloride at the electrode, but will not produce any chlorine. A salt water pool "poisoned" with sulphate may have to be drained and refilled to remove the offending sulphate ions."

Maar wat staat op het tankje zuur in onze installatie? Behalve dat het speciaal geschikt is voor "Cloractión Salina"?


// This is a salwater pool, where you need to make up for lost chlorine ions by adding hydrochloric acid (HCl). Even wikipedia understands it this way: https://en.wikipedia.org/wiki/Salt_water_chlorination

En zelfs: "Use of another acid, such as sulphuric acid to neutralise pool alkalinity will reduce the pH but will produce sulphate ions rather than chloride ions. Sulphate ions conduct electricity equally well as chloride at the electrode, but will not produce any chlorine. A salt water pool "poisoned" with sulphate may have to be drained and refilled to remove the offending sulphate ions."

But, what is on the label of our small (now depleted) tank, apart from it being a product especially for "Cloractión Salina"?




ZWAVELZUUR!

// SULFURIC ACID!



Ingenieur Jansen is vandaag behoorlijk zuur.

// Engineer Jansen is quite (sul)furious.

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